--When were the soldiers sent to the earthquake-stricken area? -- _______ the earthquake broke out.
—How should I deal with new words in reading? —Well,you’d better not stop ________ you come to a word or phrase you don’t know.
He didn’t make _____ clear when and where the meeting would be held.
there for some time,Mr. Johnson knew the place quite well.
He found them ______ at a table ______ .
I was about to go out _______ the telephone rang yesterday.